Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833820 | Method of growing mushrooms and apparatus thereof | Akira Asaka | 1989-05-30 |
| 4463019 | Stationary process for producing vinegar | Akira Okuhara, Yasuyosi Kotaka, Susumu Sato, Isamu Watanabe, Masaru Inoue | 1984-07-31 |